Suppress Google labels from Cloud Run Service

mmv1/products/cloudrun/terraform.yaml

@@ -189,6 +189,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
         custom_expand: "templates/terraform/custom_expand/default_to_project.go.erb"
       metadata.labels: !ruby/object:Overrides::Terraform::PropertyOverride
         default_from_api: true
+        diff_suppress_func: 'cloudrunLabelDiffSuppress'
       metadata.annotations: !ruby/object:Overrides::Terraform::PropertyOverride
         default_from_api: true
         diff_suppress_func: 'cloudrunAnnotationDiffSuppress'

mmv1/templates/terraform/constants/cloud_run_service.go.erb

@@ -6,7 +6,7 @@ func revisionNameCustomizeDiff(_ context.Context, diff *schema.ResourceDiff, v i
 	return nil
 }
 
-var cloudRunGoogleProvidedAnnotations = regexp.MustCompile(`serving\\.knative\\.dev/(?:(?:creator)|(?:lastModifier))$|run\\.googleapis\\.com/(?:(?:ingress-status))$`)
+var cloudRunGoogleProvidedAnnotations = regexp.MustCompile(`serving\\.knative\\.dev/(?:(?:creator)|(?:lastModifier))$|run\\.googleapis\\.com/(?:(?:ingress-status))$|cloud\\.googleapis\\.com/(?:(?:location))`)
 
 func cloudrunAnnotationDiffSuppress(k, old, new string, d *schema.ResourceData) bool {
 	// Suppress diffs for the annotations provided by Google
@@ -21,4 +21,21 @@ func cloudrunAnnotationDiffSuppress(k, old, new string, d *schema.ResourceData)
 
 	// For other keys, don't suppress diff.
 	return false
-}
+}
+
+var cloudRunGoogleProvidedLabels = regexp.MustCompile(`cloud\.googleapis\.com/(?:(?:location))`)
+
+func cloudrunLabelDiffSuppress(k, old, new string, d *schema.ResourceData) bool {
+	// Suppress diffs for the labels provided by Google
+	if cloudRunGoogleProvidedLabels.MatchString(k) && new == "" {
+		return true
+	}
+
+	// Let diff be determined by labels (above)
+	if strings.Contains(k, "labels.%") {
+		return true
+	}
+
+	// For other keys, don't suppress diff.
+	return false
+}